X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [66.219.56.253] (HELO mail.qnsi.net) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3640831 for flyrotary@lancaironline.net; Wed, 13 May 2009 07:48:15 -0400 Received-SPF: none receiver=logan.com; client-ip=66.219.56.253; envelope-from=bhughes@qnsi.net Return-Receipt-To: "Bobby J. Hughes" MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C9D3C9.2439846A" Subject: RE: [FlyRotary] Re: Fuel Pressure Regulator \ Vacuum Leak Disposition-Notification-To: "Bobby J. Hughes" Content-class: urn:content-classes:message Date: Wed, 13 May 2009 06:48:40 -0600 x-mimeole: Produced By Microsoft Exchange V6.5 Message-ID: <74120FDE88CAFE4DBDA8814BCE20A3F315E19C@qnsi-mail.qnsi.net> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: [FlyRotary] Re: Fuel Pressure Regulator \ Vacuum Leak thread-index: AcnTkyK2mlOjL59RT1yFyFSc7RQbtwANO8uQ References: From: "Bobby J. Hughes" To: "Rotary motors in aircraft" This is a multi-part message in MIME format. ------_=_NextPart_001_01C9D3C9.2439846A Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable Al, =20 I will contact Aeromotive tech support today and see if it's possibly a leaking diaphragm that can be fixed. I also suspect raising my fuel pressure from 36 to 40 psi may improve things. I discovered the minimum design operating pressure for this regulator is 40 psi. If the leak is around the adjustment screw then screwing it in further may help. May not. =20 One step forward and two steps back. =20 Bobby ________________________________ From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] On Behalf Of Al Gietzen Sent: Wednesday, May 13, 2009 12:21 AM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Fuel Pressure Regulator \ Vacuum Leak Here is a note from the Aeromotive web site.=20 =20 . . . .This minute leakage, which is typical of all adjustable fuel pressure regulators, does not, in any way, affect the performance of the regulator. Maybe it is typical of all Aeromotive pressure regulators; but my TWM adjustable regulator is T'd off the line to controller B, and has worked fine for four years with no leakage. Al G ------_=_NextPart_001_01C9D3C9.2439846A Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
Al,
 
I will contact Aeromotive tech support today = and see if=20 it's possibly a leaking diaphragm that can be fixed. I also suspect = raising my=20 fuel pressure from 36 to 40 psi may improve things. I discovered the = minimum=20 design operating pressure for this regulator is 40 psi. If the leak is = around=20 the adjustment screw then screwing it in further may help. May=20 not.
 
One step forward and two steps = back.
 
Bobby

From: Rotary motors in aircraft=20 [mailto:flyrotary@lancaironline.net] On Behalf Of Al=20 Gietzen
Sent: Wednesday, May 13, 2009 12:21 AM
To: = Rotary=20 motors in aircraft
Subject: [FlyRotary] Re: Fuel Pressure = Regulator \=20 Vacuum Leak

Here is a note from the = Aeromotive=20 web site.

  

. . .=20 .This minute leakage, which = is=20 typical of all adjustable fuel pressure regulators, does not, in=20 any

way, affect the = performance of the=20 regulator.

Maybe it is = typical of=20 all Aeromotive = pressure=20 regulators; but my TWM adjustable regulator is T’d off the line to = controller B,=20 and has worked fine for four years with no leakage.

Al=20 G

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